Seiko Cal. 3889 - 488

The Seiko 3889-488 represents an important milestone in Seiko's 1977 lineup. Powered by the 3889 caliber with 27j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-3a45e47f14cb]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1977

Related Models

• Seiko 0758-882
• Seiko 4548-200
• Seiko 4454-653
• Seiko 4565-325
• Seiko 4416-281
• Seiko 7054-111
• Seiko 7015-268
• Seiko 5694-912
• Seiko 7083-420
• Seiko 6320-809
• Seiko 6183-290
• Seiko 6694-558